MCIT 591 Final Exam with Complete Solution 2024

MCIT 591 Final Exam with Complete Solution 2024 What is the method signature for the main method of a Java program? - - main(String[] args) What is overloading? - - two methods that have the same name but different method signatures What is overriding? - - Declaring a method in a sub class which is already present in the parent class in order to make the method more specialized to that sub class True or False, assertEquals uses .Equals() - - True Define Upcasting - - Going to a more general data type ( Example: casting a dog as an animal) True or False; The return of a method is part of its signature? - - FALSE True or False; When you use an interface, all methods in said interface have to be implemented. - - TRUE How does the default .sort() method sort objects? - - From least to greatest True or False; Sln() automatically calls an objects toString() method - - TRUE What are two methods that are commonly overridden? - - toString(); .equals() What type of casting is always illegal? - - Ill call it crosscasting, but an example is casting a dog as a cat Select all that are correct. Why don't we just upcast everything to Objects? A) You lose the methods and properties that give Object-Oriented Programming its power B) No reason, I am going to do this in all of my code now! C) You then need to worry about ClassCastExceptions when downcasting D)You need to downcast to regain these methods and properties - - A,C,D Why would you use an interface? - - -you write an interface when you want classes of various types to all have a certain set of capabilities -it helps keep your code DRY What is Inheritance? - - -When a subclass r